Principle of explosion-proof positive-pressure cabinetsIsThroughHandlecompressedAfter-sales的CleanAerospaceStationFillIntoSealingcabinet bodyDomestic，MakeCabinetDomesticpressureHigher thanOverseasClass，DescribeCostMicroPositive PressureSmallEnvironment，So Due To OverseasClasspressureSmallInCabinetDomestic，IsolationEliminate了Combustible Gas And DustEntryCabinetDomestic、contactInvincibleAchieveEnergizedInstruments and Meters，nonePointGasSource，Thenwill notgenerateexplosion，achieveexplosion-proof的Energy-savingEffect。

　　 Due To Explosion-proof positive pressure cabinet的Principlefeature，Useon-sitemustprovideCompressed Air，common的AerospacePressureMachine And InstrumentTableRisk、NitrogenStationallUpWith，NitrogenStationUsecostRelatedForCost-effectiveHigh And Maintenance麻烦，as much as possibleQualityInvincibleSelectNitrogenStationAsProtectionGas。